3ln(3a)-ln(9a^3)=0

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Solution for 3ln(3a)-ln(9a^3)=0 equation:


Simplifying
3ln(3a) + -1ln(9a3) = 0

Remove parenthesis around (3a)
3ln * 3a + -1ln(9a3) = 0

Reorder the terms for easier multiplication:
3 * 3ln * a + -1ln(9a3) = 0

Multiply 3 * 3
9ln * a + -1ln(9a3) = 0

Multiply ln * a
9aln + -1ln(9a3) = 0

Remove parenthesis around (9a3)
9aln + -1ln * 9a3 = 0

Reorder the terms for easier multiplication:
9aln + -1 * 9ln * a3 = 0

Multiply -1 * 9
9aln + -9ln * a3 = 0

Multiply ln * a3
9aln + -9a3ln = 0

Solving
9aln + -9a3ln = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '9aln'.
9aln(1 + -1a2) = 0

Factor a difference between two squares.
9aln((1 + a)(1 + -1a)) = 0

Ignore the factor 9.

Subproblem 1

Set the factor 'aln' equal to zero and attempt to solve: Simplifying aln = 0 Solving aln = 0 Move all terms containing a to the left, all other terms to the right. Simplifying aln = 0 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(1 + a)' equal to zero and attempt to solve: Simplifying 1 + a = 0 Solving 1 + a = 0 Move all terms containing a to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + a = 0 + -1 Combine like terms: 1 + -1 = 0 0 + a = 0 + -1 a = 0 + -1 Combine like terms: 0 + -1 = -1 a = -1 Simplifying a = -1

Subproblem 3

Set the factor '(1 + -1a)' equal to zero and attempt to solve: Simplifying 1 + -1a = 0 Solving 1 + -1a = 0 Move all terms containing a to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -1a = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1a = 0 + -1 -1a = 0 + -1 Combine like terms: 0 + -1 = -1 -1a = -1 Divide each side by '-1'. a = 1 Simplifying a = 1

Solution

a = {-1, 1}

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